21171+4312

  • Unique Name: 21171+4312A 401
  • RA: 21 17 04.11
  • Dec: +43 11 36.9
  • Discoverer: A
  • Discoverer Number: 401
  • Components:
  • First year: 1902
  • Last year: 2009
  • Observations: 17
  • First position angle: 331
  • Last position angle: 320
  • First separation: 0.4
  • Last separation: 0.4
  • Mag first component: 8.93
  • Mag second component: 10.12
  • Spectral type: A3
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -5
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: -5
  • Durchmusterung: +42 4045
  • Notes: